<h3 id="classes-222-223">Changes in classes</h3>
<table><tbody>
<tr>
    <th>What Changed</th>
    <th>How Changed</th>
</tr>
    <tr>
        <td>Magento\Eav\Model\Entity\Attribute\Source\Table::__construct</td>
        <td>[public] Added optional parameter(s).</td>
    </tr>
    <tr>
        <td>Magento\Backend\Block\Widget\Grid\Massaction::__construct</td>
        <td>[public] Method has been added.</td>
    </tr>
    <tr>
        <td>Magento\Backend\Block\Widget\Grid\Massaction::addItem</td>
        <td>[public] Method has been added.</td>
    </tr>
</tbody></table>
